(8x+4)+(x+9)=

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Solution for (8x+4)+(x+9)= equation:


Simplifying
(8x + 4) + (x + 9) = 0

Reorder the terms:
(4 + 8x) + (x + 9) = 0

Remove parenthesis around (4 + 8x)
4 + 8x + (x + 9) = 0

Reorder the terms:
4 + 8x + (9 + x) = 0

Remove parenthesis around (9 + x)
4 + 8x + 9 + x = 0

Reorder the terms:
4 + 9 + 8x + x = 0

Combine like terms: 4 + 9 = 13
13 + 8x + x = 0

Combine like terms: 8x + x = 9x
13 + 9x = 0

Solving
13 + 9x = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-13' to each side of the equation.
13 + -13 + 9x = 0 + -13

Combine like terms: 13 + -13 = 0
0 + 9x = 0 + -13
9x = 0 + -13

Combine like terms: 0 + -13 = -13
9x = -13

Divide each side by '9'.
x = -1.444444444

Simplifying
x = -1.444444444

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